<template>
  <div>
    <div class="richTextAssembly">
      <!-- 图片上传组件辅助-->
      <el-upload
        class="avatar-uploader"
        :action="serverUrl"
        name="pic"
        :headers="header"
        :show-file-list="false"
        :on-success="uploadSuccess"
        :on-error="uploadError"
        :before-upload="beforeUpload"
      >
      </el-upload>

      <!-- 视频上传组件辅助-->
      <el-upload
        class="avatar-uploader-video"
        :action="serverUrl"
        :headers="header"
        :before-upload="beforeUploadVideo"
        :on-success="handleVideoSuccess"
        :show-file-list="false"
      >
      </el-upload>

      <quill-editor
        class="editor"
        v-model="content"
        ref="myQuillEditor"
        :options="editorOption"
        @blur="onEditorBlur($event)"
        @focus="onEditorFocus($event)"
        @change="onEditorChange($event)"
      >
      </quill-editor>
    </div>
  </div>
</template>


<script>
/*  //引用组件和方法
    import richTextAssembly from '@/路径/richTextAssembly.vue';  
    components: {
      "richTextAssembly":richTextAssembly,
    },
    <richTextAssembly @changeSuccess="richTextChange" :value="content"></richTextAssembly>

    //改变
    richTextChange(content){
        console.log("文本内容："+content);
    },

*/

// 工具栏配置
const toolbarOptions = [
  ["bold", "italic", "underline", "strike"], // 加粗 斜体 下划线 删除线
  ["blockquote", "code-block"], // 引用  代码块
  [{ header: 1 }, { header: 2 }], // 1、2 级标题
  [{ list: "ordered" }, { list: "bullet" }], // 有序、无序列表
  [{ script: "sub" }, { script: "super" }], // 上标/下标
  [{ indent: "-1" }, { indent: "+1" }], // 缩进
  // [{'direction': 'rtl'}],                         // 文本方向
  [{ size: ["small", false, "large", "huge"] }], // 字体大小
  [{ header: [1, 2, 3, 4, 5, 6, false] }], // 标题
  [{ color: [] }, { background: [] }], // 字体颜色、字体背景颜色
  [{ font: [] }], // 字体种类
  [{ align: [] }], // 对齐方式
  ["clean"], // 清除文本格式
  ["link", "image", "video"], // 链接、图片、视频
];

// import APIS from "@/utils/api_config";
import jhTools from "@/utils/jhTools"; //工具函数
//公共函数 含封装的请求函数
import API from "@/utils/api_config.js";

import { quillEditor } from "vue-quill-editor";
import "quill/dist/quill.core.css";
import "quill/dist/quill.snow.css";
import "quill/dist/quill.bubble.css";

export default {
  name: "richTextAssembly",
  props: {
    /*编辑器的内容*/
    value: {
      type: String,
    },
    /*图片大小*/
    maxSize: {
      type: Number,
      default: 4000, //kb
    },
  },

  components: {
    quillEditor,
  },

  data() {
    return {
      content: this.value,
      quillUpdateImg: false, // 根据图片上传状态来确定是否显示loading动画，刚开始是false,不显示
      editorOption: {
        placeholder: "",
        theme: "snow", // or 'bubble'
        placeholder: "您想说点什么？",
        modules: {
          toolbar: {
            container: toolbarOptions,
            // container: "#toolbar",
            handlers: {
              image: function (value) {
                if (value) {
                  // 触发input框选择图片文件
                  document.querySelector(".avatar-uploader input").click();
                } else {
                  this.quill.format("image", false);
                }
              },
              link: function (value) {
                if (value) {
                  var href = prompt("请输入url");
                  this.quill.format("link", href);
                } else {
                  this.quill.format("link", false);
                }
              },
              video: function (value) {
                if (value) {
                  // 触发input框选择图片文件
                  document
                    .querySelector(".avatar-uploader-video input")
                    .click();
                } else {
                  this.quill.format("video", false);
                }
              },
            },
          },
        },
      },
      serverUrl: "", // 这里写你要上传的图片服务器地址
      header: {
        //token: sessionStorage.token
      }, // 有的图片服务器要求请求头需要有token
      imgUrl: "", //图片Url
    };
  },

  mounted() {
    this.serverUrl = API.common.upload;

    $("input[name='file']").hide();
    $("input[name='pic']").hide();
  },

  methods: {
    onEditorBlur() {
      //失去焦点事件
    },
    onEditorFocus() {
      //获得焦点事件
    },
    onEditorChange() {
      //内容改变事件
      this.$emit("changeSuccess", this.content);
    },

    // 图片上传前
    beforeUpload(file) {
      // 显示loading动画
      this.quillUpdateImg = true;
      //console.log("file", file);
      //图片上传
      console.log("文件类型:" + file.type);
      if (["image/jpg", "image/png", "image/jpeg"].indexOf(file.type) == -1) {
        this.$message.error("请上传正确的图片格式");
        return false;
      }
      var url = this.api.common.upload;
      console.log("url：" + url);
      let formdata = new FormData();
      formdata.append("file", file);
      jhTools.post(url, formdata, null, (res) => {
        console.log(res);
        if (res.code == 200) {
          console.log("图片Url:" + res.data.fullUrl);
          this.imgUrl = res.data.fullUrl;
          // 获取富文本组件实例
          let quill = this.$refs.myQuillEditor.quill;
          let length = quill.getSelection().index;
          // 插入图片  res.url为服务器返回的图片地址
          //quill.insertEmbed(length, "image", res.data.url);
          quill.insertEmbed(length, "image", this.imgUrl);
          // 调整光标到最后
          quill.setSelection(length + 1);
          this.quillUpdateImg = false;
        } else {
          this.$message.error("图片插入失败");
        }
      });
    },

    uploadSuccess(res, file) {
      //console.log("执行成功");
      // //debugger
      // console.log(res);
      // if (res.code == 200) {
      //     console.log("图片Url:"+res.data.fullUrl);
      //     this.imgUrl = res.data.fullUrl;
      //     // 获取富文本组件实例
      //     let quill = this.$refs.myQuillEditor.quill;
      //     let length = quill.getSelection().index;
      //     // 插入图片  res.url为服务器返回的图片地址
      //     //quill.insertEmbed(length, "image", res.data.url);
      //     quill.insertEmbed(length, "image", this.imgUrl);
      //     // 调整光标到最后
      //     quill.setSelection(length + 1);
      //     this.quillUpdateImg = false;
      // }else{
      //     this.$message.error("图片插入失败");
      // }
    },
    // 富文本图片上传失败
    uploadError() {},

    //视频上传前
    beforeUploadVideo(file) {
      // 显示loading动画
      this.quillUpdateImg = true;
      var fileSize = file.size / 1024 / 1024 < 50;
      console.log("文件类型:" + file.type);
      if (
        [
          "video/mp4",
          "video/ogg",
          "video/flv",
          "video/avi",
          "video/wmv",
          "video/rmvb",
          "video/mov",
        ].indexOf(file.type) == -1
      ) {
        this.$message.error("请上传正确的视频格式");
        return false;
      }
      if (!fileSize) {
        this.$message.error("视频大小不能超过50MB");
        return false;
      }

      var url = API.common.upload;
      //console.log("url："+url);
      let formdata = new FormData();
      formdata.append("file", file);
      jhTools.post(url, formdata, null, (res) => {
        console.log(res);
        if (res.code == 200) {
          //console.log("视频Url:"+res.data.fullUrl);
          this.videoUrl = res.data.fullUrl;
          // 获取富文本组件实例
          let quill = this.$refs.myQuillEditor.quill;
          let length = quill.getSelection().index;
          // 插入图片  res.url为服务器返回的图片地址
          //quill.insertEmbed(length, "image", res.data.url);
          quill.insertEmbed(length, "video", this.videoUrl);
          // 调整光标到最后
          quill.setSelection(length + 1);
          this.quillUpdateImg = false;
        } else {
          this.$message.error("视频插入失败");
        }
      });
    },

    handleVideoSuccess(res, file) {
      // console.log(res);
      // if (res.code == 200) {
      //     //console.log("视频Url:"+res.data.fullUrl);
      //     this.videoUrl = res.data.fullUrl;
      //     // 获取富文本组件实例
      //     let quill = this.$refs.myQuillEditor.quill;
      //     let length = quill.getSelection().index;
      //     // 插入图片  res.url为服务器返回的图片地址
      //     //quill.insertEmbed(length, "image", res.data.url);
      //     quill.insertEmbed(length, "video", this.videoUrl);
      //     // 调整光标到最后
      //     quill.setSelection(length + 1);
      //     this.quillUpdateImg = false;
      // }else{
      //     this.$message.error("视频插入失败");
      // }
    },
  },
};
</script>

<style lang="scss" scoped>
.editor {
  line-height: normal !important;
  height: 200px;
}
.ql-snow .ql-tooltip[data-mode="link"]::before {
  content: "请输入链接地址:";
}
.ql-snow .ql-tooltip.ql-editing a.ql-action::after {
  border-right: 0px;
  content: "保存";
  padding-right: 0px;
}

.ql-snow .ql-tooltip[data-mode="video"]::before {
  content: "请输入视频地址:";
}

.ql-snow .ql-picker.ql-size .ql-picker-label::before,
.ql-snow .ql-picker.ql-size .ql-picker-item::before {
  content: "14px";
}
.ql-snow .ql-picker.ql-size .ql-picker-label[data-value="small"]::before,
.ql-snow .ql-picker.ql-size .ql-picker-item[data-value="small"]::before {
  content: "10px";
}
.ql-snow .ql-picker.ql-size .ql-picker-label[data-value="large"]::before,
.ql-snow .ql-picker.ql-size .ql-picker-item[data-value="large"]::before {
  content: "18px";
}
.ql-snow .ql-picker.ql-size .ql-picker-label[data-value="huge"]::before,
.ql-snow .ql-picker.ql-size .ql-picker-item[data-value="huge"]::before {
  content: "32px";
}

.ql-snow .ql-picker.ql-header .ql-picker-label::before,
.ql-snow .ql-picker.ql-header .ql-picker-item::before {
  content: "文本";
}
.ql-snow .ql-picker.ql-header .ql-picker-label[data-value="1"]::before,
.ql-snow .ql-picker.ql-header .ql-picker-item[data-value="1"]::before {
  content: "标题1";
}
.ql-snow .ql-picker.ql-header .ql-picker-label[data-value="2"]::before,
.ql-snow .ql-picker.ql-header .ql-picker-item[data-value="2"]::before {
  content: "标题2";
}
.ql-snow .ql-picker.ql-header .ql-picker-label[data-value="3"]::before,
.ql-snow .ql-picker.ql-header .ql-picker-item[data-value="3"]::before {
  content: "标题3";
}
.ql-snow .ql-picker.ql-header .ql-picker-label[data-value="4"]::before,
.ql-snow .ql-picker.ql-header .ql-picker-item[data-value="4"]::before {
  content: "标题4";
}
.ql-snow .ql-picker.ql-header .ql-picker-label[data-value="5"]::before,
.ql-snow .ql-picker.ql-header .ql-picker-item[data-value="5"]::before {
  content: "标题5";
}
.ql-snow .ql-picker.ql-header .ql-picker-label[data-value="6"]::before,
.ql-snow .ql-picker.ql-header .ql-picker-item[data-value="6"]::before {
  content: "标题6";
}

.ql-snow .ql-picker.ql-font .ql-picker-label::before,
.ql-snow .ql-picker.ql-font .ql-picker-item::before {
  content: "标准字体";
}
.ql-snow .ql-picker.ql-font .ql-picker-label[data-value="serif"]::before,
.ql-snow .ql-picker.ql-font .ql-picker-item[data-value="serif"]::before {
  content: "衬线字体";
}
.ql-snow .ql-picker.ql-font .ql-picker-label[data-value="monospace"]::before,
.ql-snow .ql-picker.ql-font .ql-picker-item[data-value="monospace"]::before {
  content: "等宽字体";
}
</style>